// For flags

CVE-2020-6976

Delta Industrial Automation CNCSoft ScreenEditor DPB File Parsing Giffile Out-Of-Bounds Read Information Disclosure Vulnerability

Severity Score

5.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Delta Industrial Automation CNCSoft ScreenEditor, v1.00.96 and prior. An out-of-bounds read overflow can be exploited when a valid user opens a specially crafted, malicious input file due to the lack of validation.

Delta Industrial Automation CNCSoft ScreenEditor, versiones v1.00.96 y anteriores. Un desbordamiento de lectura fuera de límites puede ser explotado cuando un usuario válido abre un archivo de entrada malicioso especialmente diseñado debido a la falta de comprobación.

This vulnerability allows remote attackers to disclose sensitive information on affected installations of Delta Industrial Automation CNCSoft ScreenEditor. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.
The specific flaw exists within the parsing of Giffile information within DPB files. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of Administrator.

*Credits: Natnael Samson (@NattiSamson)
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-01-14 CVE Reserved
  • 2020-03-17 CVE Published
  • 2024-04-27 EPSS Updated
  • 2024-08-04 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-125: Out-of-bounds Read
CAPEC
References (1)
URL Tag Source
https://www.us-cert.gov/ics/advisories/icsa-20-077-01 Third Party Advisory
URL Date SRC
URL Date SRC
URL Date SRC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Deltaww
Search vendor "Deltaww"
 Cncsoft Screeneditor
Search vendor "Deltaww" for product "Cncsoft Screeneditor"
 <= 1.00.96
Search vendor "Deltaww" for product "Cncsoft Screeneditor" and version " <= 1.00.96"
-
Affected